HT45FM2C datasheet(15/171 Pages) HOLTEK

номер детали	HT45FM2C

подробное описание детали	Brushless DC Motor Flash Type 8-Bit MCU

PDF	171 Pages

Scroll/Zoom	100%

производитель	HOLTEK [Holtek Semiconductor Inc]

домашняя страница	http://www.holtek.com

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15 / 171 page

Rev. 1.10

�a� �0� �01�

Rev. 1.10

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HT45FM2C

Brushless DC Motor Flash Type 8-Bit MCU

HT45FM2C

Brushless DC Motor Flash Type 8-Bit MCU

Preliminar�

A.C. Characteristics

Ta=25˚C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

fSYS

S�stem Clock

—

4.5V~5.5V

��

—

�0000

kHz

fHIRC

S�stem Clock (HIRC)

4.5V~5.5V

Ta=-40˚C~85˚C

-1�%

�0

+4%

�Hz

Ta=-20˚C~85˚C

-9%

�0

+4%

�Hz

Ta=25˚C

-�%

�0

+�%

�Hz

fTI�ER

Timer Input Pin Frequenc�

—

fSYS

tINT

Interrupt Pulse Width

—

tSYS

tLVR

Low Voltage Width to Reset

—

1�0

�40

480

μs

tLVD

Low Voltage Width to Interrupt

—

�0

μs

tLVDS

LVDO stable time

—

μs

tEERD

EEPRO� Read Time

—

μs

tEEWR

EEPRO� Write Time

—

�

tSST

S�stem Start-up Timer Period

(Wake-up from HALT)

—

fSYS=HIRC

—

15~16

—

tSYS

tRSTD

S�stem Reset Dela� Time

(Power On Reset)

—

�5

100

S�stem Reset Dela� Time

(An� Reset except Power On

Reset)

—

8.�

16.7

��.�

Note:1.tSYS=1/fSYS

2.TomaintaintheaccuracyoftheinternalHIRCoscillatorfrequency,a0.1μFdecouplingcapacitorshould

beconnectedbetweenVDDandVSSandlocatedasclosetothedeviceaspossible.

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